mustard gas

Mustard gas or sulfur mustard is any of several chemical compounds that contain the chemical structure S(CH 2 CH 2 Cl) 2. In the wider sense, compounds with the substituent S(CH 2 CH 2 X) 2 and N(CH 2 CH 2 X) 3 are known as sulfur mustards and nitrogen mustards, respectively, where X = Cl or Br. sportster gas tank